CN210153124U - Water-cooling friction plate for detecting friction plate of yaw brake of wind generating set - Google Patents
Water-cooling friction plate for detecting friction plate of yaw brake of wind generating set Download PDFInfo
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- CN210153124U CN210153124U CN201920620468.9U CN201920620468U CN210153124U CN 210153124 U CN210153124 U CN 210153124U CN 201920620468 U CN201920620468 U CN 201920620468U CN 210153124 U CN210153124 U CN 210153124U
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Abstract
Wind generating set driftage stopper friction disc detects uses water-cooling friction plate, including friction plate, circulation water route, inlet channel and outlet pipe way, the setting of circulation water route is inside the friction plate, the inlet channel includes water pump, inlet tube and water inlet, and the water pump setting makes inlet tube and outside water tank be linked together in inlet tube one end, and the other end and the friction plate water inlet of inlet tube are linked together, the outlet pipe way includes delivery port and outlet pipe, and the friction plate delivery port is connected to the one end of outlet pipe, and the other end is linked together with outside water tank. The utility model discloses increased the inside circulation water course of friction plate, when intelligent temperature controller detected the friction plate high temperature, the temperature controlled flow valve opened, and water pump work, cold water got into the inside circulation water course of friction plate from the inlet tube to keep the friction plate temperature.
Description
Technical Field
The utility model relates to a wind generating set yaw brake test technical field specifically is a wind generating set yaw brake friction disc detects uses water-cooling friction plate.
Background
The yaw system of a wind turbine is also called a wind-aligning device, and has the function of aligning the wind direction quickly and smoothly when the direction of a wind speed vector changes, so that the wind wheel can obtain the maximum wind energy.
The yaw system plays an important role in the wind generating set, the yaw system is matched with a control system of the wind generating set, when the wind direction changes, the yaw system drives the head of the wind generating set to rotate so that the wind wheel of the wind generating set is in a windward state, the wind energy is fully utilized to improve the generating efficiency of the wind generating set, and after the wind wheel is in the windward state, the head of the wind generating set needs to be in a locking state to prevent the head from rotating, so that the safe operation of the wind generating set is guaranteed.
At present, the problem of service life of friction plates during yaw of a wind driven generator always puzzles manufacturers of wind turbines at home and abroad, and the working principle of a yaw system of the wind driven generator is as follows: when the wind driven generator needs to yaw, low-pressure hydraulic oil is introduced into the hydraulic direct-acting brake, and the brake keeps smaller clamping force to clamp the friction plate, so that the wind driven generator can stably yaw and rotate under the clamping force; when the wind driven generator does not need to yaw, high-pressure hydraulic oil is introduced into the hydraulic direct-acting brake, the brake clamps the friction plate through a large clamping force, and the wind driven generator keeps static.
However, according to the change of the wind speed of the wind driven generator, the friction between the friction plate and the brake disc is continuously needed every day to keep the wind driven generator to rotate in a yawing way and keep static, and the corresponding friction plate can be continuously worn.
Aiming at the technical problems, the company develops a wind power brake wear test bed which can simulate a yaw brake to monitor the performance of a friction plate of the wind power yaw brake, and has the patent number of CN 201721384745.8. However, in a specific test process, the upper and lower friction plates generate low pressure simulating the wind power yaw working state to the friction plate of the tester through the brake, the hydraulic driving cylinder is connected with the friction plate to drive the friction plate to reciprocate, so that heat is generated by friction in the long-time reciprocating motion process, the temperature is up to 200 ℃, the detection data validity is seriously influenced, and the service performance of the friction plates cannot be truly reflected.
Disclosure of Invention
An object of the utility model is to provide a wind generating set driftage stopper friction disc detects uses water-cooling friction plate to in solving the testing process that proposes in the above-mentioned background art, the friction temperature is too high, and it is inaccurate to detect data, and the friction plate damages seriously, problem that the testing cost is too high.
In order to achieve the above object, the utility model provides a following technical scheme: wind generating set driftage stopper friction disc detects uses water-cooling friction plate, including friction plate, circulation water route, inlet channel and outlet pipe way, the setting of circulation water route is inside the friction plate, the inlet channel includes water pump, inlet tube and water inlet, and the water pump setting makes inlet tube and outside water tank be linked together in inlet tube one end, and the other end and the friction plate water inlet of inlet tube are linked together, the outlet pipe way includes delivery port and outlet pipe, and the friction plate delivery port is connected to the one end of outlet pipe, and the other end is linked together with outside water tank.
Preferably, the circulating water channel comprises a plurality of independent friction plate water channels and a plurality of independent friction plate grooves, the friction plate water channels are water channels drilled in the friction plates, the friction plate grooves are grooves formed in the left and right long edges of the friction plates, the adjacent water channels are communicated through the grooves, and the integrally sealed circulating water channel is formed in the friction plates.
Preferably, the friction plate groove is sealed by a sealing ring and a pressing block.
Preferably, a temperature control flow valve and an intelligent temperature controller are arranged on the water inlet pipeline.
Preferably, the drag chain is arranged on the base to stably protect the water inlet pipe and the water outlet pipe.
Compared with the prior art, the friction plate internal circulation water channel is additionally arranged, when the intelligent temperature controller detects that the temperature of the friction plate is too high, the temperature control flow valve is opened, the water pump works, and cold water enters the friction plate internal circulation water channel from the water inlet pipe to keep the temperature of the friction plate.
The invention is further improved by controlling the water flow and the speed by the temperature control flow valve, setting different flows for different temperatures, increasing the water flow when the temperature of the friction plate is higher, and reducing the water flow when the temperature is lower, thereby achieving the purpose of energy saving and having higher use efficiency.
Drawings
Fig. 1 is the overall structure schematic diagram of the test bed of the utility model.
Fig. 2 is a schematic view of the friction plate and the water tank of the present invention.
Fig. 3 is a schematic side view of the friction plate of the present invention.
In the figure: 1. a test bed base; 2. a power assembly; 3. a clamping member; 4. a brake; 5. a friction plate; 6. a water tank; 7. a water pump; 8. a water inlet pipe; 9. a water outlet pipe; 10. a drag chain; 11. a water channel; 12. a trench; 13. a seal ring; 14. briquetting; 15. a bolt; 16. a water inlet; 17. a water outlet; 18. a temperature control flow valve; 19. an intelligent temperature control valve; 20. bolt holes; 21. and (5) pressing block grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a wind generating set driftage stopper friction disc detects uses water-cooling friction plate, including friction plate 5, the circulation water route, water inlet pipe and outlet pipe way, the setting of circulation water route is inside friction plate 5, water inlet pipe includes water pump 7, inlet tube 8 and water inlet 16, water pump 7 sets up the one end at inlet tube 8, inlet tube 8 is linked together with outside water tank 6, the other end and the friction plate water inlet 16 of inlet tube 8 are linked together, outlet pipe way includes delivery port 17 and outlet pipe 9, friction plate delivery port 17 is connected to the one end of outlet pipe 9, the other end is linked together with outside water tank 6.
The circulating water path comprises a plurality of independent friction plate water channels 11 and a plurality of independent friction plate grooves 12, the friction plate water channels 11 are water channels drilled in the friction plates through a drilling machine, the friction plate grooves 12 are grooves formed in the left and right long edges of the friction plates through a milling machine, the two adjacent water channels are communicated through ditching grooves, and cold water entering through the water inlet pipeline can circularly flow in the friction plates to achieve the effect of reducing the temperature of the friction plates. The groove of the friction plate is sealed by a sealing ring 13 and a pressing block 14, and the pressing block 14 is screwed by a bolt 15 to form an integrally sealed circulating water channel so as to avoid water leakage. A temperature control flow valve 18 and an intelligent temperature controller 19 are arranged on the water inlet pipeline. The drag chain 10 is arranged on the test bed base 1 and used for stabilizing and protecting the water inlet pipe 8 and the water outlet pipe 9.
The installation step: the method comprises the steps of drilling a hole in a friction plate 5 to open a water channel 11, cleaning the water channel 11 after a milling machine opens a groove 12, installing a sealing ring 13, pressing a pressing block 14 by a bolt, clamping by a clamping piece 3, installing a water inlet 16 and a water outlet 17, a drag chain 10, inserting a water inlet pipe 8 and a water outlet pipe 9, installing a water tank 6 and a water pump 7, installing a temperature control flow valve 18 and an intelligent temperature controller 19 on the water inlet pipe, and performing test operation after water is boiled to confirm that no water leakage occurs.
The working principle is as follows: in the test process, the upper friction plate and the lower friction plate generate low pressure simulating the wind power yaw working state to the friction plate 5 of the testing machine through the brake 4, the power assembly 2 is connected with the friction plate 5 and drives the friction plate 5 to reciprocate, heat is generated by friction in the long-time reciprocating motion process, when the intelligent temperature controller 19 detects that the temperature of the friction plate is overhigh, the temperature control flow valve 18 is opened, the water pump 7 works, cold water enters the circulating water channel inside the friction plate from the water inlet pipe 8, the temperature control flow valve 18 controls the water outlet flow and the water outlet speed, different flows are set for different temperatures, when the temperature of the friction plate 5 is higher, the water flow is increased, and when the temperature is lower, the. The circulated water is discharged from the water outlet 17 and flows into the water tank through the water outlet pipe 9.
The test proves that: the temperature of the water-cooling friction plate designed by the invention is controllable at 10-40 ℃, reaches the environmental temperature and meets the use requirement; the reciprocating wear fatigue testing machine meets the detection requirements; the performance detection data of the friction plate is real and effective, and the service performance of the friction plate is truly reflected.
The hole opening and grooving mode in the embodiment can also be converted into a method for directly opening a water circulation channel in the friction plate by adopting special processing equipment, but the processing cost is increased, and the hole opening and grooving mode in the embodiment is processed by adopting the existing machine tool. It will be apparent to those skilled in the art that modifications and variations can be made in the above-described embodiments or in the above-described embodiments, and equivalents may be substituted for elements thereof without departing from the spirit or scope of the invention.
Claims (5)
1. Wind generating set driftage stopper friction disc detects uses water-cooling friction plate, including friction plate, circulation water route, inlet channel, outlet pipe way and water tank, its characterized in that: the circulating water path is arranged inside the friction plate, the water inlet pipeline comprises a water pump, a water inlet pipe and a water inlet, the water pump is arranged at one end of the water inlet pipe, the water inlet pipe is communicated with an external water tank, the other end of the water inlet pipe is communicated with the water inlet of the friction plate, the water outlet pipeline comprises a water outlet and a water outlet pipe, one end of the water outlet pipe is connected with the water outlet of the friction plate, and the other end of the water outlet.
2. The water-cooled friction plate for detecting the yaw brake friction plate of the wind generating set according to claim 1, characterized in that: the circulating water path comprises a plurality of independent friction plate water channels and a plurality of independent friction plate grooves, the friction plate water channels are water channels drilled in the friction plates, the friction plate grooves are grooves formed in the long edges of the left side and the right side of each friction plate, and the adjacent water channels are communicated through the grooves.
3. The water-cooled friction plate for detecting the yaw brake friction plate of the wind generating set according to claim 1, characterized in that: the groove of the friction plate is sealed by a sealing ring and a pressing block.
4. The water-cooled friction plate for detecting the yaw brake friction plate of the wind generating set according to claim 1, characterized in that: a temperature control flow valve and an intelligent temperature controller are arranged on the water inlet pipeline.
5. The water-cooled friction plate for detecting the yaw brake friction plate of the wind generating set according to claim 1, characterized in that: the tow chain sets up on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920620468.9U CN210153124U (en) | 2019-05-01 | 2019-05-01 | Water-cooling friction plate for detecting friction plate of yaw brake of wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920620468.9U CN210153124U (en) | 2019-05-01 | 2019-05-01 | Water-cooling friction plate for detecting friction plate of yaw brake of wind generating set |
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| CN210153124U true CN210153124U (en) | 2020-03-17 |
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| CN201920620468.9U Active CN210153124U (en) | 2019-05-01 | 2019-05-01 | Water-cooling friction plate for detecting friction plate of yaw brake of wind generating set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561533A (en) * | 2020-05-13 | 2020-08-21 | 江苏三斯风电科技有限公司 | Novel brake piston resetting device |
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2019
- 2019-05-01 CN CN201920620468.9U patent/CN210153124U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561533A (en) * | 2020-05-13 | 2020-08-21 | 江苏三斯风电科技有限公司 | Novel brake piston resetting device |
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